90.60 Close of review Mar 5, 2026
ISO
ISO/TC 29/SC 9 Tools with defined cutting edges, holding tools, cutting items, adaptive items and interfaces
International Standard
25.060.20 Dividing and tool-workpiece holding devices
Published
ISO 839-1:2006 specifies the dimensions of milling machine arbors with 7/24 tapers in accordance with ISO 297. It also specifies the designation of these arbors.
WITHDRAWN
ISO 839-1:1976
PUBLISHED
ISO 839-1:2006
90.60
Close of review
Mar 5, 2026